Patents Assigned to Pharmacia Biotech Aktiebolag
  • Process and means for down stream processing
    Patent number: 6398963
    Abstract: Support beads for downstream processing including a polymer, esp. a polysaccharide, matrix into which glass or silica particles, preferably quartz particles, have been incorporated, and their use in downstream processing, especially stabilized fluidized bed separations.
    Type: Grant
    Filed: August 3, 2000
    Date of Patent: June 4, 2002
    Assignee: Amersham Pharmacia Biotech Aktiebolag
    Inventors: Mats Carlsson, Jan-Gunnar Gustafsson, Per Hedman, Per-Åke Pernemalm, Jörgen Lönngren, Annika Lindgren
  • Method and means for producing an immunoglobulin-binding protein
    Patent number: 5976861
    Abstract: Method for producing a protein having the same IgG specificity as protein G from group G Streptococci, strain G148. The invention also relates to a recombinant DNA molecule coding for said protein, and to microorganisms containing this recombinant DNA molecule. The invention also relates to a recombinant DNA molecule coding for a protein having the IgG binding specificity of both protein G and protein A.
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: November 2, 1999
    Assignee: Pharmacia Biotech Aktiebolag
    Inventors: Bengt Mikael Guss, Jan Ingmar Flock, Martin Kjell Lindberg, Mathias Carl Erik Uhlen
  • Method and means for producing an immunoglobulin-binding protein
    Patent number: 5756670
    Abstract: Method for producing a protein having the same IgG specificity as protein G from group G Streptococci, strain G148. The invention also relates to a recombinant DNA molecule coding for said protein, and to microorganisms containing this recombinant DNA molecule. The invention also relates to a recombinant DNA molecule coding for a protein having the IgG binding specificity of both protein G and protein A.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: May 26, 1998
    Assignee: Pharmacia Biotech Aktiebolag
    Inventors: Bengt Mikael Guss, Jan Ingmar Flock, Martin Kjell Lindberg, Mathias Carl Erik Uhlen